DE3523147C2 - - Google Patents
Info
- Publication number
- DE3523147C2 DE3523147C2 DE3523147A DE3523147A DE3523147C2 DE 3523147 C2 DE3523147 C2 DE 3523147C2 DE 3523147 A DE3523147 A DE 3523147A DE 3523147 A DE3523147 A DE 3523147A DE 3523147 C2 DE3523147 C2 DE 3523147C2
- Authority
- DE
- Germany
- Prior art keywords
- pump
- signal
- pressure
- liquid
- feed water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
- F04D15/0022—Control, e.g. regulation, of pumps, pumping installations or systems by using valves throttling valves or valves varying the pump inlet opening or the outlet opening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0245—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump
- F04D15/0263—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump the condition being temperature, ingress of humidity or leakage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/627,109 US4650633A (en) | 1984-07-02 | 1984-07-02 | Method and apparatus for protection of pump systems |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3523147A1 DE3523147A1 (de) | 1986-01-09 |
DE3523147C2 true DE3523147C2 (sv) | 1993-09-16 |
Family
ID=24513214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19853523147 Granted DE3523147A1 (de) | 1984-07-02 | 1985-06-28 | Verfahren und anordnung zum schutz von pumpensystemen |
Country Status (6)
Country | Link |
---|---|
US (1) | US4650633A (sv) |
JP (1) | JPH0799248B2 (sv) |
DE (1) | DE3523147A1 (sv) |
ES (1) | ES8705683A1 (sv) |
IT (1) | IT1200654B (sv) |
SE (1) | SE464041B (sv) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4774049A (en) * | 1986-04-10 | 1988-09-27 | Westinghouse Electric Corp. | Two and three dimensional core power distribution monitor and display |
US5079488A (en) * | 1988-02-26 | 1992-01-07 | General Electric Company | Electronically commutated motor driven apparatus |
DE3814948A1 (de) * | 1988-05-03 | 1989-11-16 | Kloeckner Humboldt Deutz Ag | Ueberlastsicherung fuer kreiselpumpen |
JPH0816604B2 (ja) * | 1990-03-28 | 1996-02-21 | 三洋電機株式会社 | 光検出器 |
US5610957A (en) * | 1994-07-31 | 1997-03-11 | Hitachi, Ltd. | Reactor core coolant flow rate control system for a BWR type nuclear power plant |
US5864183A (en) * | 1996-08-28 | 1999-01-26 | Voith Hydro, Inc. | Method and apparatus for optimizing performance of a pump-turbine |
US5967757A (en) * | 1997-03-24 | 1999-10-19 | Gunn; John T. | Compressor control system and method |
US6663349B1 (en) | 2001-03-02 | 2003-12-16 | Reliance Electric Technologies, Llc | System and method for controlling pump cavitation and blockage |
US6655922B1 (en) * | 2001-08-10 | 2003-12-02 | Rockwell Automation Technologies, Inc. | System and method for detecting and diagnosing pump cavitation |
JP4514535B2 (ja) * | 2004-07-14 | 2010-07-28 | 三菱電機プラントエンジニアリング株式会社 | 油中溶解ガス監視装置 |
US8303260B2 (en) * | 2006-03-08 | 2012-11-06 | Itt Manufacturing Enterprises, Inc. | Method and apparatus for pump protection without the use of traditional sensors |
CN101033744B (zh) * | 2006-03-08 | 2013-07-24 | Itt制造企业公司 | 不使用传统传感器的泵保护方法和设备 |
US8467491B2 (en) * | 2006-07-28 | 2013-06-18 | Kabushiki Kaisha Toshiba | Feedwater controller, nuclear power plant and method for controlling feedwater |
US8042612B2 (en) * | 2009-06-15 | 2011-10-25 | Baker Hughes Incorporated | Method and device for maintaining sub-cooled fluid to ESP system |
JP5550020B2 (ja) * | 2010-12-06 | 2014-07-16 | 株式会社日立製作所 | 給水ポンプ制御装置 |
US20160298883A1 (en) * | 2013-11-14 | 2016-10-13 | Parker-Hannifin Corporation | System and method for controlling fluid flow and temperature within a pumped two-phase cooling distribution unit |
CN117239680B (zh) * | 2023-11-14 | 2024-02-27 | 惠州市艾美珈磁电技术股份有限公司 | 一种具有过载保护结构的电磁泵 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3180266A (en) * | 1963-06-27 | 1965-04-27 | Ingersoll Rand Co | Hydraulic computer for pump by-pass control |
GB1078576A (en) * | 1964-09-09 | 1967-08-09 | Hamworthy Engineering | Improvements in and relating to centrifugal pumps |
US3464440A (en) * | 1966-03-18 | 1969-09-02 | Schroeder & Co H | Method and apparatus for protecting a pump from flow rate overloads |
US3931503A (en) * | 1973-11-13 | 1976-01-06 | Westinghouse Electric Corporation | System for operating a boiling water reactor steam turbine power plant utilizing dual analog throttle pressure controllers |
JPS6139636B2 (sv) * | 1974-07-15 | 1986-09-04 | Hitachi Ltd | |
US4204808A (en) * | 1978-04-27 | 1980-05-27 | Phillips Petroleum Company | Flow control |
JPS584999B2 (ja) * | 1978-09-22 | 1983-01-28 | 株式会社日立製作所 | 原子炉残留熱除去系の制御方法 |
US4302288A (en) * | 1978-10-23 | 1981-11-24 | General Electric Company | Fluid level control system |
JPS55152303A (en) * | 1979-05-16 | 1980-11-27 | Hitachi Ltd | Water feed controller |
JPS5651695A (en) * | 1979-10-03 | 1981-05-09 | Hitachi Ltd | Nuclear reactor power control method |
US4560323A (en) * | 1980-05-13 | 1985-12-24 | Orchard William R H | Apparatus for controlling the flow of a fluid |
JPS5726794A (en) * | 1980-07-25 | 1982-02-12 | Hitachi Ltd | Load control system of atomic power plant |
JPS58122807U (ja) * | 1982-02-10 | 1983-08-20 | 住友金属工業株式会社 | 給水ポンプの運転設備 |
JPS59137898A (ja) * | 1983-01-27 | 1984-08-08 | 日本原子力事業株式会社 | 原子力発電所の出力制御装置 |
JPS59218998A (ja) * | 1983-05-27 | 1984-12-10 | 株式会社東芝 | 原子炉給水装置 |
-
1984
- 1984-07-02 US US06/627,109 patent/US4650633A/en not_active Expired - Fee Related
-
1985
- 1985-06-20 SE SE8503106A patent/SE464041B/sv not_active IP Right Cessation
- 1985-06-21 ES ES544411A patent/ES8705683A1/es not_active Expired
- 1985-06-24 JP JP60136214A patent/JPH0799248B2/ja not_active Expired - Lifetime
- 1985-06-27 IT IT21317/85A patent/IT1200654B/it active
- 1985-06-28 DE DE19853523147 patent/DE3523147A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6136604A (ja) | 1986-02-21 |
SE8503106L (sv) | 1986-01-03 |
JPH0799248B2 (ja) | 1995-10-25 |
ES544411A0 (es) | 1987-05-01 |
DE3523147A1 (de) | 1986-01-09 |
IT1200654B (it) | 1989-01-27 |
SE464041B (sv) | 1991-02-25 |
ES8705683A1 (es) | 1987-05-01 |
US4650633A (en) | 1987-03-17 |
IT8521317A0 (it) | 1985-06-27 |
SE8503106D0 (sv) | 1985-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8128 | New person/name/address of the agent |
Representative=s name: VOIGT, R., DIPL.-ING., PAT.-ANW., 6232 BAD SODEN |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |